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@@ -1,86 +1,85 @@
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#include "variant.h"
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+
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+#include "nrf.h"
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#include "wiring_constants.h"
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#include "wiring_digital.h"
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-#include "nrf.h"
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-const uint32_t g_ADigitalPinMap[] =
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-{
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- // D0 .. D10
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- 2, // D0 is P0.02 (A0)
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- 3, // D1 is P0.03 (A1)
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- 28, // D2 is P0.28 (A2)
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- 29, // D3 is P0.29 (A3)
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- 4, // D4 is P0.04 (A4,SDA)
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- 5, // D5 is P0.05 (A5,SCL)
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- 43, // D6 is P1.11 (TX)
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- 44, // D7 is P1.12 (RX)
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- 45, // D8 is P1.13 (SCK)
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- 46, // D9 is P1.14 (MISO)
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- 47, // D10 is P1.15 (MOSI)
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+const uint32_t g_ADigitalPinMap[] = {
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+ // D0 .. D10
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+ 2, // D0 is P0.02 (A0)
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+ 3, // D1 is P0.03 (A1)
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+ 28, // D2 is P0.28 (A2)
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+ 29, // D3 is P0.29 (A3)
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+ 4, // D4 is P0.04 (A4,SDA)
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+ 5, // D5 is P0.05 (A5,SCL)
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+ 43, // D6 is P1.11 (TX)
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+ 44, // D7 is P1.12 (RX)
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+ 45, // D8 is P1.13 (SCK)
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+ 46, // D9 is P1.14 (MISO)
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+ 47, // D10 is P1.15 (MOSI)
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- // LEDs
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- 26, // D11 is P0.26 (LED RED)
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- 6, // D12 is P0.06 (LED BLUE)
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- 30, // D13 is P0.30 (LED GREEN)
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- 14, // D14 is P0.14 (READ_BAT)
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+ // LEDs
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+ 26, // D11 is P0.26 (LED RED)
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+ 6, // D12 is P0.06 (LED BLUE)
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+ 30, // D13 is P0.30 (LED GREEN)
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+ 14, // D14 is P0.14 (READ_BAT)
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- // LSM6DS3TR
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- 40, // D15 is P1.08 (6D_PWR)
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- 27, // D16 is P0.27 (6D_I2C_SCL)
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- 7, // D17 is P0.07 (6D_I2C_SDA)
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- 11, // D18 is P0.11 (6D_INT1)
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+ // LSM6DS3TR
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+ 40, // D15 is P1.08 (6D_PWR)
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+ 27, // D16 is P0.27 (6D_I2C_SCL)
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+ 7, // D17 is P0.07 (6D_I2C_SDA)
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+ 11, // D18 is P0.11 (6D_INT1)
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- // MIC
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- 42, // D19 is P1.10 (MIC_PWR)
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- 32, // D20 is P1.00 (PDM_CLK)
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- 16, // D21 is P0.16 (PDM_DATA)
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+ // MIC
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+ 42, // D19 is P1.10 (MIC_PWR)
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+ 32, // D20 is P1.00 (PDM_CLK)
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+ 16, // D21 is P0.16 (PDM_DATA)
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- // BQ25100
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- 13, // D22 is P0.13 (HICHG)
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- 17, // D23 is P0.17 (~CHG)
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+ // BQ25100
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+ 13, // D22 is P0.13 (HICHG)
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+ 17, // D23 is P0.17 (~CHG)
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- //
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- 21, // D24 is P0.21 (QSPI_SCK)
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- 25, // D25 is P0.25 (QSPI_CSN)
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- 20, // D26 is P0.20 (QSPI_SIO_0 DI)
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- 24, // D27 is P0.24 (QSPI_SIO_1 DO)
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- 22, // D28 is P0.22 (QSPI_SIO_2 WP)
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- 23, // D29 is P0.23 (QSPI_SIO_3 HOLD)
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+ //
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+ 21, // D24 is P0.21 (QSPI_SCK)
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+ 25, // D25 is P0.25 (QSPI_CSN)
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+ 20, // D26 is P0.20 (QSPI_SIO_0 DI)
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+ 24, // D27 is P0.24 (QSPI_SIO_1 DO)
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+ 22, // D28 is P0.22 (QSPI_SIO_2 WP)
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+ 23, // D29 is P0.23 (QSPI_SIO_3 HOLD)
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- // NFC
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- 9, // D30 is P0.09 (NFC1)
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- 10, // D31 is P0.10 (NFC2)
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+ // NFC
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+ 9, // D30 is P0.09 (NFC1)
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+ 10, // D31 is P0.10 (NFC2)
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- // VBAT
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- 31, // D32 is P0.31 (VBAT)
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+ // VBAT
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+ 31, // D32 is P0.31 (VBAT)
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};
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-void initVariant()
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-{
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- // Disable reading of the BAT voltage.
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- // https://wiki.seeedstudio.com/XIAO_BLE#q3-what-are-the-considerations-when-using-xiao-nrf52840-sense-for-battery-charging
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- pinMode(VBAT_ENABLE, OUTPUT);
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- //digitalWrite(VBAT_ENABLE, HIGH);
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- // This was taken from Seeed github butis not coherent with the doc,
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- // VBAT_ENABLE should be kept to LOW to protect P0.14, (1500/500)*(4.2-3.3)+3.3 = 3.9V > 3.6V
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- // This induces a 3mA current in the resistors :( but it's better than burning the nrf
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- digitalWrite(VBAT_ENABLE, LOW);
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+void initVariant() {
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+ // Disable reading of the BAT voltage.
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+ // https://wiki.seeedstudio.com/XIAO_BLE#q3-what-are-the-considerations-when-using-xiao-nrf52840-sense-for-battery-charging
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+ pinMode(VBAT_ENABLE, OUTPUT);
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+ // digitalWrite(VBAT_ENABLE, HIGH);
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+ // This was taken from Seeed github butis not coherent with the doc,
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+ // VBAT_ENABLE should be kept to LOW to protect P0.14, (1500/500)*(4.2-3.3)+3.3 = 3.9V > 3.6V
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+ // This induces a 3mA current in the resistors :( but it's better than burning the nrf
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+ digitalWrite(VBAT_ENABLE, LOW);
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- // Low charging current (50mA)
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- // https://wiki.seeedstudio.com/XIAO_BLE#battery-charging-current
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- //pinMode(PIN_CHARGING_CURRENT, INPUT);
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+ // Low charging current (50mA)
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+ // https://wiki.seeedstudio.com/XIAO_BLE#battery-charging-current
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+ // pinMode(PIN_CHARGING_CURRENT, INPUT);
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- // High charging current (100mA)
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- pinMode(PIN_CHARGING_CURRENT, OUTPUT);
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- digitalWrite(PIN_CHARGING_CURRENT, LOW);
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+ // High charging current (100mA)
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+ pinMode(PIN_CHARGING_CURRENT, OUTPUT);
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+ digitalWrite(PIN_CHARGING_CURRENT, LOW);
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- pinMode(PIN_QSPI_CS, OUTPUT);
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- digitalWrite(PIN_QSPI_CS, HIGH);
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+ pinMode(PIN_QSPI_CS, OUTPUT);
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+ digitalWrite(PIN_QSPI_CS, HIGH);
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- pinMode(LED_RED, OUTPUT);
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- digitalWrite(LED_RED, HIGH);
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- pinMode(LED_GREEN, OUTPUT);
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- digitalWrite(LED_GREEN, HIGH);
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- pinMode(LED_BLUE, OUTPUT);
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- digitalWrite(LED_BLUE, HIGH);
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+ pinMode(LED_RED, OUTPUT);
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+ digitalWrite(LED_RED, HIGH);
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+ pinMode(LED_GREEN, OUTPUT);
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+ digitalWrite(LED_GREEN, HIGH);
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+ pinMode(LED_BLUE, OUTPUT);
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+ digitalWrite(LED_BLUE, HIGH);
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}
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